The 1978 O-Pee-Chee Mike Bossy #115 is valued at $23.27 raw, $2,460 in PSA 9, $73,390 in PSA 10 as of November 4, 2026. Its market value is down 26.1% over the last 30 days, from $31.49 to $23.27. Across the 89 days we have tracked it, it has ranged from $23.27 to $32.56, and it currently sits 29% below that high. With 213 recorded sales, it ranks #130 of 500 hockey cards we track by trading volume.
On current values, a PSA 9 ($2,460) is worth $2,412 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($73,390, 3153.9× raw) is worth $73,342 more. The cheapest Raw copy we matched on eBay when we last checked on November 3, 2026 was $26.41, 13% above our Raw market value of $23.27, so eBay offers no discount on this card right now.
About $23.27 raw, $2,460 in PSA 9, $73,390 in PSA 10, based on our market values as of November 4, 2026. Its market value is down 26.1% over the last 30 days, from $31.49 to $23.27.
On current values, a PSA 9 ($2,460) is worth $2,412 more than a raw copy plus a $25.00 grading fee, and a PSA 10 ($73,390, 3153.9× raw) is worth $73,342 more. This ignores gem rate and selling fees, so treat it as a best case.
The cheapest Raw copy we matched on eBay when we last checked on November 3, 2026 was $26.41, 13% above our Raw market value of $23.27, so eBay offers no discount on this card right now.